142040111402 has 16 divisors (see below), whose sum is σ = 243618464832. Its totient is φ = 60844050720.

The previous prime is 142040111399. The next prime is 142040111417. The reversal of 142040111402 is 204111040241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2494403 + ... + 2550710.

It is an arithmetic number, because the mean of its divisors is an integer number (15226154052).

Almost surely, 2^142040111402 is an apocalyptic number.

142040111402 is a deficient number, since it is larger than the sum of its proper divisors (101578353430).

142040111402 is a wasteful number, since it uses less digits than its factorization.

142040111402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047133.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 142040111402 its reverse (204111040241), we get a palindrome (346151151643).

The spelling of 142040111402 in words is "one hundred forty-two billion, forty million, one hundred eleven thousand, four hundred two".